html, body, div{
    font-size: 10px;
    margin: 0;
    padding: 0;
    list-style-type: none;
}
.top p{margin: 6rem 0 10rem 2.5rem;font-size: 3rem;font-weight: bold;color: rgb(39,39,39);}
.bottom{padding: 0 4rem;}
.bottom .input{border-bottom: 1px rgb(116,115,115) solid; width: 100%;margin-bottom: 3rem;}
.bottom .input #phoneNum,.bottom .input #passWord,.bottom .input #newpassWord{color:rgb(116,115,115);padding-bottom: 1rem;border: none;font-size: 1.5rem;outline: none;width: 60%;}
.bottom .btn_next{text-align: center;background-color: rgb(200,199,199);border-radius: 5px;width: 100%;height: 3rem;line-height: 3rem;}
.bottom .active{background-color: rgb(63,62,63);}
.bottom .btn_next span{color: rgb(129,129,129);font-size: 1.5rem;}
.bottom .active span{color: rgb(255,255,255);}
.zphone {
    display: block;
    float: right;
    border: 1px #aaa solid;
    background: #fff;
    font-size: 12px;
    border-radius: 4px;
    color: rgb(116,115,115);
    padding: 3px 5px;
}
